<header ui-view="header"></header><main><div ui-layout="{ flow : 'column', dividerSize: '8px'}"><div class="editor pane" ui-layout-container><div ui-view="editor"></div></div><div class="preview pane" ui-layout-container><div ui-view="preview"></div></div></div><div ng-if="showAbout" ng-include="'templates/intro.html'"></div></main>